نتایج جستجو برای: passenger transportation agencies

تعداد نتایج: 95460  

2015
Lu Tong Lei Nie Gen-Cai Guo Jin-mei Li

Study on search algorithm of passenger travel route in railway transport network is of great importance in evaluation on railway operation benefit. Based on features of large-scale network and railway passenger transportation organization, the paper firstly innovatively puts forward the generation method of alternative route set in multiple constraint conditions. K short routes is proposed base...

2012
Derek Edwards Kari Watkins

This research presents a method of comparing fixed-route transportation systems and demand-responsive feeder transit systems using passenger survey data, published transit schedules, and optimal routing techniques. Demand-responsive transportation can be utilized to improve transit service levels in low demand areas. Since cities can vary significantly in demand across the region and time of da...

2009
Julie Jespersen-Groth Daniel Potthoff Jens Clausen Dennis Huisman Leo G. Kroon Gábor Maróti Morten N. Nielsen

This paper deals with disruption management in passenger railway transportation. In the disruption management process, many actors belonging to different organizations play a role. In this paper we therefore describe the process itself and the roles of the different actors. Furthermore, we discuss the three main subproblems in railway disruption management: timetable adjustment, and rolling sto...

Journal: :Electr. Notes Theor. Comput. Sci. 2016
Stefan Haar Simon Theissing

This work is part of an ongoing effort to understand the dynamics of passenger loads in modern, multimodal transportation networks (TNs) and to mitigate the impact of perturbations. The challenge is that the percentage of passengers at any given point of the TN that have a certain destination, i.e. their distribution over different trip profiles, is unknown. We introduce a stochastic hybrid aut...

2005
Dennis Huisman Leo G. Kroon Ramon M. Lentink Michiel J.C.M. Vromans

In this paper, we give an overview of state-of-the-art Operations Research models and techniques used in passenger railway transportation. For each planning phase (strategic, tactical and operational), we describe the planning problems arising there and discuss some models and algorithms to solve them. We do not only consider classical, well-known topics such as timetabling, rolling stock sched...

Journal: :Operations Research 2014
Cynthia Barnhart Douglas Fearing Vikrant Vaze

Many of the existing methods for evaluating an airline’s on-time performance are based on flight-centric measures of delay. However, recent research has demonstrated that passenger delays depend on many factors in addition to flight delays. For instance, significant passenger delays result from flight cancellations and missed connections, which themselves depend on a significant number of facto...

Journal: :advances in railway engineering,an international journal 2013
masoud yaghini alireza alimohammadian samaneh sharifi

the passenger line planning is a process of strategic long-term decision-making problem in the field of railway passenger planning. a line is a route between starting point and destination with certain stops, which has a certain frequency of train schedule. a new solution based on decomposition algorithm has been proposed in this paper, which is defined in a master problem and two sub problems....

ژورنال: اقتصاد مالی 2013
آزاده محرابیان

بخش حمل‌ونقل در اقتصاد هر کشور  اهمیت خاص خود را دارد که با گستردگی فعالیت‌های اقتصادی و افزایش تولید ملی نیاز به توسعه و بهبود شبکه‌های حمل‌ونقل به‌خوبی احساس می‌شود. بر این اساس هدف از این مطالعه بررسی عوامل موثر بر جابجایی مسافر در ایران و پیش‌بینی تعداد مسافر جابه‌جا شده توسط حمل‌ونقل ریلی است. این کار تحقیقی برگرقته از مطالعه چن در سال 2007 میلادی است. متغیرهای مورد استفاده در این تحقیق، ت...

2005
Michael Gatto Riko Jacob Leon Peeters Anita Schöbel

Delay management for public transport consists of deciding whether vehicles should wait for delayed transferring passengers, with the objective of minimizing the overall passenger discomfort. We model the underlying transportation network as a directed acyclic graph, where edges represent trains, and weighted paths represent passenger flows. Given initial delays of some of the passenger paths, ...

2015
Samuel L Sogin Yung-Cheng Lai C Tyler Dick Christopher PL Barkan

The demand for freight rail transportation in North America is anticipated to substantially increase in the foreseeable future. Additionally, government agencies seek to increase the speed and frequency of passenger trains operating on certain freight lines, further adding to demand for new railway capacity. The majority of the North American mainline railway network is single track with passin...

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